Errata
3437A Voltmeter Operating Information
03437-90012
October 1977
Title & Document Type:
Manual Part Number:
Revision Date:
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p
rocess
E
XA
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its
service
Set
Ι
R
F
Ε
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C
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rn-on
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ce
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i
ce
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.The
mmuni
cate
ehandshakeprocess
.
MPLE
:
e
3437Αcanadvise the
by
SummarySh
The3437Αconfig
turn-on
V
olts
Num
FIGS
DELAY
NR
DGS
ΕΝΑΒRGS
R
ANGE(10
TRIGG
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ORMAT
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its
turn-on
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r
cont
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FromLLOtoGTLtoT
FromLLOtoFRENtoT
B
ecomesaddr
B
ecomesaddr
B
ecomes
B
ecomesuna
Config
E
xits serial
state
by
L),or
(SDC)
.
3437Αoriginatedmessages
wit
hth
e
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disp
eric
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ER(ΙΝΤ
essed,
olle
ures
eet
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.
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US
(DATA
(0)
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the
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essedto
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)
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ront panel
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de)
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the
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ate
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I
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EN
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3Addr
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emoteEnable
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ogramsthe
MLA)
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et
urn
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serial
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3437Αto
.
s t
he3437Atolocal
mode
.
r
e
m
ote (concurrent
.
wit
h
3-7
10
Section
3-39.The
(in
3-40.Binary Program.
3-41
(3437
3437Α)
3-42
todeter
W
byhandsha
grammed
controller,.aware
accordance
S
H
1
ΑΗ
1
Τ
5
Ι
4
S
RI
.
B
Α
.Learn
henin
III
capability
Source
Acceptor
Talker
Listener
ServiceRe
inary P
to
controller)
provides
.The
min
e
(learn) thepr
terrogated
kin
state
withIEEE-488-1975)isasfollows
rogra
thefol
learn
inth
g7bytes
of
t
o
fthepr
ofthe
3437Αasαsystemsinstrumen
quest
mmin
g,
and
αprog
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m
ode
ogrammed
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lear
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heinstrum
ogrammed
RL
1
R
1
C
sting ofα
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m
the
ode,
Parallel
D
D
od
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mmin
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describing
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Ta
PPO
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ote/Loca
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syste
ι
of
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the
o
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ble3-6
:
l
Poll
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r
Trigger
lea
rn
m
capab
iliti
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n
t
h
e
3437Α.
es
po
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HP-ΙΒ.
e
instru-
.
B
nary ProgramCo
i
ode
es
n
pro-
Th
M
odel
3437
Α
.
amount
:
Th
AY
GS
R
E
the7bytes
.
Thepr
a
m
e
r
t
h
rogramcode
p
o
ftime
win
g
e
3437Α
QS
ogra
3437
ofup
3437A
exa
t
m
ent,identifies
(Table 3-6)
.Program
3-43
troller
toprog
code
(identical7bytes rece
an
abbreviated
normal
same
ASCIIstring
function),the
minimum
3-44
.Thefollo
m
odeoperation.
to
E
XA
.
MPLE
1
.
DEL
NRD
ds
e
ΕΝΑΒ
R
ANG
TRIGGER
FORMAT
de Designato
rs
.
wit
hi
h
t
s
e
a
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Αusing
i
ved
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mpleillu
ispresetasfollows
500μ
9999
2
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l
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t
h
e
in
isused(compared
can
be
reprogrammed
st r
ates
s
V
olt
xterna
l
II
progr
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h
e
t
abreviate
rn
lea
m
Bin
ary Progra
:
mm
edstate
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ode)
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to
mplishth
S
con-
in
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in
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ce
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a
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B
yte
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ctio
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8 7
1
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2
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3 Χ Χ
4
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Delay
6
Delay
7
Delay
mat
0 P
1
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6
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1)
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0 10Volt
1 1 1Volt
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Χ Χ Χ
Χ Χ Χ
Χ Χ Χ Χ MSD
Χ Χ Χ Χ
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Description
Invali
d
Invali
d
I
nte
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al
E
xternal
Hold/Man
Does
notrequestser
Ι
ηναΙid
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DataReady/InvalidPr
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ig
acke
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M
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SD
NotUse
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3SD
4SD
5SD
6SD
SD
vice
ig
ig/Invali
d
d
o rmay
gm
Pr
g
d
m
notbe set)
3-
8
M
odel
3437
Α
Section
III
2
.The
*
*The
3
.The
ι
O
*The
system
the
Binary
The
343
controller
Β
(102
a
nnunciato
system
andthe
7
bytes (completely
state
3-7)
.
The
3437
When
the7bytes
mode
1-ΙΡ-ΙΒ.
controller
Program
7Ais
addressedtolisten
8 )
into
τis
controller
3437
ofthe
instrument)
Αis
addressedtotalk
ΑΤΝbecomes
onto
Α
after
terminates
the
3437
programs
mode
handshakes
the
3437Α.
illuminated
interrogates
r
esponds by h
Α
describing
onto
f
alse,
the
ΙΒ
HP-
byteis
7th
Table
the
.
.
the
ASCIIcharacter
The
Binary
.
theprogrammed
the
.
the
3437
.
the
BinaryProgram
output
3-7.B
3437A
the
andshaking
HP-ΙΒ
Αoutputs
inaryProgramByte
Program
3437Α,
(Table
onto
to
the
4
.The
required,
identical7bytes
reconfiguring
ι
The
ι
The
Β (1028)
mode
The
ι
3437Α,
previous
ι
The
mode
3-45.ServiceReq
3-46.The
servicerequest
poll
Sequence
disable
following
(SPD)
xam
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E
controller
reprograms
toitsprevious
i
s
3437
controllerhandshakes
annunciator
controllerhandshakes
3437Αterminates
afterthe
(SRQ),
addressedtolisten
Α
into
the
reconfiguring
state
.
3437Αhandshakes
uest
.
events
serial
.
p
le)
.
stores
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.
3437Α.
is
illuminated
describe
poll
the7bytes,
the
enable
thenwhen
3437Αusing
3437Αresponds
state
.
.
the
ASCIIcharacter
The
Binary
.
the7bytes
the
instrument
the
BinaryProgram
the
the
process
(SPE),
the
by
Program
into
the
ts
to
i
7th
byte
involving
and
serial
.
1st
2n
3
4t
5t
6t
7t
8
1
0
d
rd
h
h
100
100
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0 0
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1
0
1 1
1 100
0 0
E___~
h
h
010
0
1
0 0 0 0 0
-1
1 1
τ
0 0
0 0 0 0
0 0 0 0
_
0 0 0 0
0 0
0
R
n
ge
(10Volt)
a
Trigge
r (
E
xternal)
ΕΝΑΒRQS
Data
1
NR
DGS-2SD
NR
DGS
1
NR
DGS
NR
DGS-3SD
Delay
NotU
(May
Delay-3SD
Delay-2SD
Delay-5SD
Delay-4SD
Delay
Delay-6SD
(2)
Fo
r
mat(ΑSCΙ Ι )
-MSD
-LSD
-MSD
(0)
se
d
ormaynot be
(0)
(0)
(0)
(5)
-LSD(Ο
)
(0)
(9)
(9)
(9)
(9)
set)
3-
9
Section
r
andRQS
r
3437
the
the
W
the
III
α
.The
3437
Αoperator
equestmask(ΕΝΑΒRQS)
b
.The
3437Αsets
c.The
equest,
Αis
3437
HP-113
henthe
3437
d
.The
Fun
STATUS
controller,
sets
inthe
Α
(Table
serial
Αclears
controller
Ta
n
ctio
(0-7)
SPE
true
serial
respondsbywritingαserial
3-8)
.
poll
status
SRQ
.
clears
ble3-8
.Ser
876 5 4
ΕΝΑΒRQS
R
QS
STATUS
R
QS B
NotUse
'See
3-47.A
it
d
Table
PPL
3-6
ICATION
χχχ B
Χ
Χ
.
S
defines
and
.
SRQ
true
when
correspond
programmed
and
conductsαserial
pollmode andis
byte
i s
output onto
SPEbysending
Stat
usB
ial
Poll
DID
3 2
ΧΧΧBi
.
programs
the
ΕΝΑΒRQS(0-
.
torespondtoα
poll
.Whenthe
addressed
poll
status
byte
the
SPD
.
yte
.
1
Descriptio
n aryCode(0-7)
i
n aryCod e
I
d
entifiesth e
(0-7)
asth einstrume
set
SROTrue.
(1CtTrue and0
re.
Don't
ca
service
service
to talk,
onto
HP-113,
n
1
3437
Α
n t th
(1False)
at
7)
3-52.Time-SelectiveDVM
Oscilloscope
3-53
.
m
easurement
and
delay
that
age
requires
spondingtostart
andt
hat
the
Z
-axis
(video)
nectedtoboththe
t
ime
the
oscilloscope
gate
output
programmed
sometime
samples
betweenreoccuring
the
input
oscilloscope
oscilloscope
conversion
3-54.The
grams
The
se
user
the
3437Αd
amplitude
Accuracy
accuracy
accuracy
the
oscilloscope
of sweep)
3437
ΑD
input.The
oscilloscope
triggers
delay,
the
the
voltage,
input)isf
Z-axis
displayfor
quence
.
views
elaytointensify
ofthe
can be
elay
i s
3437Αsamples
the
the
waveform
startofsweeptotheleading
displayed
i
s
displays
E
xample
α.Connect
b
.Program
.
:
DELAY
NRD
RANGE..
TRIGGER
by
the
3437
the
equipment
the
3437Αk
. . . . . . . . . . . . ...3ins
GS
. . . . . . . . .
. ... . ... . .
.
. . .
.
Enh
ancement.Oscilloscope
enhancedtoequalthe
ofthe
m
3437
ain
Α
gate
externally
odulate
out
m
voltagetobe
3437Αi
and
sweeps
D
elay
orced
the
depending
.Eachtime
out
low
required to
triggered,
3437Α,and
the
time
oscilloscope
thepointofinterest
and
the
edge
ofthe
intensified section)
ΑV
olts
andNumeric
illustratedinFigure
as
eyboardasf
. .
. .
ollows
. . . . .
. . . . .
. .
. ... . . .
M
odel
3437
volt-
.
technique
The
output
trigger
the
easuredis
m
oscilloscope
(corre-
the
3437Α,
oscilloscope
con-
nputs
.Each
main
upon
the
input
the
voltage
3437
(connectedtothe
and
intensifies
performthe
display,
lapsed
then
time
pro-
(from
entry
:
I
10
ΕΧΤ
the
the
3-2
Α
Α
.
.
3-48.Introd
3-49.The
i
s
capableofperforming
well
describe soιne
3-50
.BenchMeasurements
3-51.V
α
.The
uction
3437Α,although
as
systems
3437Αbenchapplications
ariable
Sample-R
3437Αcan be p
ratesof100msto1
asfollows
ous
programmed
:
DELAY
NRDGS
R
TRIGGER
b.The
. . . . . . . .
. . . . . . ..... . . . .
ANGE
. . . ... .
.
. ...
.
3437
Αw
valueoftheinput
delay
.
3-10
.
designedasα
numerous
bench
SystemDV
(stand-alone)
functions.Thefollowingparagraphs
.
.
ateDVM
second.P
100
. . .
. . . . . . . . .
. . . . .
ill
sample
voltageatα
.
rogrammedtosample
rogramthe
insto.9999999
3437Αkeyboard
second
. . . . . . . . . . .
required
As
. . . . . . . . . . .
(and
display)
r
the instantan-
ate
specifiedbyt
voltages
1
ΙΝΤ
M,
he
as
at
c
.Set the
DIAL
O
d
Set the
.
e
.Adjust
trigger
and
intensity
edinFigure
f
.
Program
section
appearsatthepointofinterest
corresponding
and
Numeric
3310Αcontrols
FUNCTION
RANGE
. . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . .
DC
OFFSET
UTPUT
oscilloscope
ΤΙΜΕ
V
OLTS/DI
TRIGGER
the
3-3
.
the
magnitude
entry
. . . . . . . . . . . .
LEVEL
controlsasf
/DI
V
. . . . . . . .
V
. . . . . . . .
. . . . . .
3310
utput
Α
o
evelstoobtainαwavefor
l
3437
D
Α
and
display
.
f
ollows
as
:
OFF
. . . . . . . . .
ΜΙΝ
ollows
... . .1ms
. . . . .
. .
INTERNAL
level,
and
the
elay
so
that
delay
displayedbytheVolts
SQ
10
25
:
. .
Ι
oscilloscope
illustrat-
ιη
as
the
intensified
then
read
the
M
odel3437
Α
Section
III
οscιιιοsc
-hp-
1
οΡε
ΒΟΑ
4
ά
Σ
α
01
3-55.Delay
TIME(.0
F
igure
Generator.
Ια
3-3
. Intensified
3-56.The3437Αcan be
triggerfrom0to.9999999
Exa
mple:
α.Connecttheequ
ipmentasillustrated
I
NTENSIFIED
SE
CTIO
N
pr ogrammed
secin100 n
F
igure
aveform.
W
to
steps
s
3-2.Oscillosco
Ιρ
de
l
ay an
.
in Figure34
exte rnal
p
e
.
Accuracy
b
ε.Setthe
Enhan
cement
.Programthe
DELAY
NRD
R
ANGE. . . . . . . . . . . . .
TRIGGER
3310Αcontro
FUNCTI
RANGE
DIAL
DCO
UTPUT
O
LEVEL
Set the
d
.
ΤΙΜΕ/DIV. . .
VOLTS/
TRIGGER
.
3437
Αkeyboard
. . . . . . . . . . . ..800ns
.
GS
. . . . . . . . . . ...
. . . . . . . ... .
l
s
as
ON. ...
. .
. . . . . . . ...
. . . . . . . . . . .
FFSET
. . . . . .
. . . . . . . . .
oscilloscope
controls
. . . . . . . . .
DIV(Α/Β)
. . . . . . . .
asfollows
. .
. .
. .
f
ollows
. ..... . .
. . . .
. . . . .
. . ....O
MINIMUM
.
as follows
. . . . . . .
EXTERNAL
:
. .
100
5/DC
. .
. .
ΕΧΤ
. .
SQ
100
10
FF
μ
:
0
.
-
:
s
3-11
Sectio
n
III
οσσ
σσσ
moo
σσσρ
M
odel3437
Α
e.Adjustthe
triggerlevelto
(Assurethatthe
obtainαdisplayasillustrated
3310
3310
Α
o
Αoutpu
utpu
tisof
tle
triggerthe3437Α.)
EXTER
N
A
L
TR
IGG
ER
DEL
AY
OUTPUT
ROOye
F
igure
3-5.DelayedOut
3-57.Trigger
Generator
.
3-58.The3437Αcanbe programm
triggergen
trigge
erato
rs
per
b
3-59.Trigger
f
ollows
:
r
r
o
asαburst
st)
.
ur
Generator.Pr
tr
iggergenerato
ogra
mthe3437Αk
ve
l
and
sufficienta
p
ut
.
ed
tofunctionas
Figure3-4
oscilloscope
in Figure3-5
mplitudeto
r
(upto9999
eyboard
DelayGenerator
.
α
.
.
αν
Ον
b.Th
.9999999
triggers
α
3-60
.Burst
k
eyboardasfollows
as
.
e
Delayoutwavefor
Th
looms
F
igure
3-6.Delay
3437ΑD
e
seco
elaycan
nd (100 nsstep)top
mis
~"το
~
-~
OutWaveform.
be
at ratesfrom10Hzto1Hz
Trigger
Generator.Pr ogramthe
:
DELAY
. . . ...
. . .....
NRDGS..... . . . . . . ....5000
TRIGGER...... . . . .
illu
stratedinFigure
μ
s
p
rogrammedfrom0
rov
idecont
.
.
500μs
ΕΧΤ/ΙΝΤ
3-6
to
inuous
3437
.
Α
3-12
DELAY..
. . . . . . . . . . . . ...
NRDGS. . . . . . . . . . . . . . . . . .
TRIGGER
. . . . . . . . . . . . . .
ΙΝΤ
.0
α
.
F
eac
h
1
b
ur
stoftri
or
ggers
trigger
(5000)
received,
(Figure3-7).MaximumRate=9
the3437
atα2000
kHz
Α
will
Hz
(1/500μs)rate
.
gene r
ate
α
ί
M
odel3437
SystemMeasure
3-61
.
SystemsApp
0Wavefor
Α
---65μ5h--
licatio
Analysis
m
HarmonicContent
A
mpli
tude
EXTERNALTR
m
ents
.
nsinclude:
Characteristics
Section
.
IGG
EF
DELAY
OUT
500μs
F
igure
3-7
.
BurstM
ode Delay
Out
LowFre
"Trans i
3-62
ent
.Foradditional
checkwithyourl
209
(3437Α)
*TR IGGERCO
M
INI
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